We thought the chug cap was comfortable to drink from, and it provided a steady flow of water without any chance of spillage while sipping. The reversible leaf-shaped cup lays flat over the bottle when it's not being used. Depending on your day-to-day needs, you can switch between two lids that come with the Thermoflask: one straw top and one chug cap that remained leak-proof after being dropped lid-down on the ground three times. The Katadyn is most effective against bacteria and protozoa, killing over 99% of the little guys. Check this EPIC packing list and make sure you always cover the essentials. Both lids are leakproofclutch for traveland both passed the drop tests without cracking. More of a water dispenser than a dog travel water bottle, the Petmate Replendish Gravity Waterer comes in five different sizes (0.5, 1, 2.5, or 4 gallons) . "A couple more falls could have likely broken the bottom rim and made the bottle unusable," a tester noted. Anna Popp is a Commerce Writer at Travel + Leisure where she tests, researches, and writes about travel products. A California native, Ana Pereira is a writer by trade and inspired by earthly exploration and introspection. "The lid and cap however, stayed intact. See details below. Nathan uses collapsible water bottles daily while trail running, biking water bottles often while cycling or mountain biking, and keeps them nearby for rehydration while working between his many outdoor pursuits. All our body fluids stayed right where theyre meant too. Shake it hard until whatever is growing on the sides of your bottle is removed. Furthermore, for better or worst, this water bottle only comes in one size, 20 ounces, but its a small drawback if you want a lightweight water bottle. Friends and family have made fun of him for the amount of liquids he keeps on hand. oz. Taylor Fox is a Commerce Updates Writer at. Squeeze Bottles | REI Co-op A reliable, good water bottle is an essential addition to any travelers packing list! Still, we think this is a sturdy choice for comfortable drinking in a variety of settings. Enter collapsible water bottles, a compact and reusable way to stay hydrated while running or traveling. Testers also enjoyed some unique features of this bottle, like the removable rubber anti-skid coaster at its base, the hinge-lock, which keeps the cap out of your way while drinking, and its style. Material: 18/8 Food Grade Stainless Steel | BPA-free: Yes | Sizes: 24 ounces, Testers rated the seal, insulation, and drinkability highly, Water stayed decently cold, especially compared to other bottles.